Mechanical Contracting & Plumbing January-December 1912 . e that, while thelead pipe is handled easily enough, itdoes not answer as well as iron pipe forthe use of hot water from the reasonthat its expansion is unequal. To bemore explicit, it will expand quite read-ily, but when the cooling act takes placeit does not then contract to the same ex-tent that it has previously expanded. Ina case of constant heating and coolingit is stated by our friend that humps,sags and ruptures were eventually pro-duced which were not possible with ironpipe, and so, for this reason, not muchlead pipe is used, t
Mechanical Contracting & Plumbing January-December 1912 . e that, while thelead pipe is handled easily enough, itdoes not answer as well as iron pipe forthe use of hot water from the reasonthat its expansion is unequal. To bemore explicit, it will expand quite read-ily, but when the cooling act takes placeit does not then contract to the same ex-tent that it has previously expanded. Ina case of constant heating and coolingit is stated by our friend that humps,sags and ruptures were eventually pro-duced which were not possible with ironpipe, and so, for this reason, not muchlead pipe is used, to-day, in connectingup the water front and the range boiler,save in localities where the chemicalnature of the water is such that ironpipe could not be — KITCHEN TRAP NEEDS CLEANING. Editor Plumber and Steamfitter.—Can you give me a tip on cleaning outthe trap to the kitchen sink, when it be-comes stopped up and the plumber cantor wont come and do the job. A sortof first aid to the injured?—Reader. A strong solution of lye, or sal-soda. To House, these things. Hoping to see the answerin Plumber and Steamfitter.— Should make the tapping between thetop and side as shown by A in thedrawing and give about the bend to thepipe as illustrated, supporting the pipeby careful filling and not throwing in run into the trap should eat into thegrease so that, by using plenty of hotwater, the trap and pipe could be clean-ed out. If this does not do the work aforce pump may be used. They are in-expensive and are a mighty handy arti-cle to have around the premises.— 11 FLOW OF GAS. Editor Plumber and you kindly give some data re flowof gas in pipes of the following si/.es,% inches, 1 inch, and 1% inch perhour? Toronto, Jan. 18. T. Derry. The amount of gas flowing throughthe pipes would be plainly indicated bythe gas meter. It is estimated that onegas burner or jet will consume aboutfive feet of gas per hour.— HEATING WATER IN BOILER.
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectplumbin, bookyear1912
